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Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China National Petroleum and CNPC Greatwall Drilling have submitted a patent application for Well Wall Collapse Pressure Analysis Method and Device Based on Mudstone Hydration. This invention was developed by Yao Rugang, Zhang Zhenhua, Niu Zuojun, Zhang Zhenghua, Yuan Yuan, Wei Huimin, Hou Guanqun, Yang Haif..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released CNPC Engineering Mat R&D Company Limited and China National Petroleum patent application for Gradient Component Buffer Layer, Perovskite/crystalline Silicon Laminated Solar Cell and Preparation Method. This invention was developed by Jiang Long, Xue Ji..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received Hecheng New Material Tech Shanghai Co Ltd patent application for Flexible Grounding Device. Liu Huanfeng, Wang Zuping, Deng Man and Liu Zheshi developed the invention.
The patent application number is CN202511725001 20251124. The patent publication ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Method and System for Controlling Oxygen Content of Gas-liquid Separation Unit for Preparing Ech by Hydrogen Peroxide Process. This invention was developed by Zhang Changsheng, Jiang Ji..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- PetroChina and Petrochina Kunlun Gas Co Ltd have submitted a patent application for Natural Gas Day-degree Sales Plan Optimization and Resource Value Analysis Method and System. Du Shucheng, Xiang Yifan, Wang Jing, Jiang Ying, Hou Chaobo, Zhou Lan, Zhang Xiaoming, Wang Wei, Zhang Yushan, Tian Liang, Cao Xuga..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Sinopec Oilfield Service, Sinopec Petroleum Engineering Geophysics Co Ltd and Shengli Branch of Sinopec Petroleum Eng Geophysics Co Ltd have submitted a patent application for Speed Normalization Method and System for Seismic Acquisition Data. Wei Jidong, Liu Tao, Bai Xue, Zhao Guoyong, Chen Wujin, Gong Chan..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Drilling Fluid Performance Evaluation Method and Application Thereof. This invention was developed by Zhang Yubin, Wang Xianguang, Jin Junbin, Li Sheng and Wang Weiji.
The pa..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have sought patent for Shallow-layer Tight Gas Sand Body Reservoir Earthquake Amplitude Preservation Processing Method and Shallow-layer Tight Gas Sand Body Reservoir Earthquake Amplitude Preservation Processing Device. This invention wa..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Method for Detecting Perfluorinated Compounds in Soil. Sun Xuefeng, Xiao Han, Gao Xiang, Wei Xinming and Xiao Anshan developed the invention.
The patent application number is CN20241..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Daqing Oilfield, PetroChina and Daqing Oilfield Design Inst Co Ltd have submitted a patent application for Experimental Research Method for Under-scale Microbial Corrosion of Polymer Flooding Gathering and Transportation Pipeline. This invention was developed by Fan Haiyan, Zhao Xuefeng, Feng Siqiao, He Shuq..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Crude Oil Cracking Experiment Device, System and Experiment Method. Ma Anlai, Li Huili, Qiu Jianhua and Feng Fan developed the invention.
The patent application number is CN202410796375 202..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- PetroChina and Res Inst Safety & Env Tech Co Ltd China Nat Petroleum Corp have filed a patent application for Adjustable Automatic Subpackage Water Sample Collection Device. This invention was developed by Long Zi, Wang Hongyan, Ran Zhaokuan, Hao Chunmei, Wang Wenjun, Song Kangyu, Tang Zhihe, Li Binlian, Din..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have filed a patent application for Gas Leakage Detection Method and Application Thereof. This invention was developed by Li Mingjun, Chi Xiaoming, Xiao Anshan, Zhang He and Jiang Ming.
The patent application number is CN2..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Fixed Scanning Type Laser Gas Leakage Monitoring and Positioning Method and System. This invention was developed by Wang Zhen, Zhang He, Sun Jian, Jiang Ming, Li Zhiping and Chi Xiaomin..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Reinforced Heat Transfer Tube with Variable-diameter Rotational Flow Generating Mechanism and Cracking Furnace. This invention was developed by Wang Guoqing, Zhang Chunhua, Zhang Lijun, L..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have filed a patent application for Reinforced Heat Transfer Tube with Prismatic Hollow Rotational Flow Generating Mechanism and Cracking Furnace. This invention was developed by Wang Guoqing, Zhang Chunhua, Zhang Lijun, Zhou C..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have sought patent for Residual Oil Analysis Method and Equipment Suitable for Fault Control Fracture-vug Type Oil Reservoir and Medium. This invention was developed by Dai Jincheng, Cao Fei, Bao Dian, He Xinming, Peng Xiaoping and Zhu Xiansheng.
..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Experimental Measurement Method and Device for Working Characteristic Diagram of Underground Gas Compression System. This invention was developed by Liu Huanle, Cao Mingchen and..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Experimental Method for Online Detection of Mobility of Shale Gas Well After Pressure Channeling Through Nuclear Magnetic Resonance. This invention was developed by Wang Dongying, Liu Hua, Guo..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- PetroChina and Res Inst Safety & Env Tech Co Ltd China Nat Petroleum Corp have submitted a patent application for Co-processing Method for Carbon Dioxide and Gas Field Produced Water. Yang Shugang, Zhang Kunfeng, Cai Mingyu, Liu Shuangxing and Xue Ming developed the invention.
The patent application numbe..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Daqing Oilfield and PetroChina have submitted a patent application for Dissoluble Structure Packer and Anti-blocking Fracturing Process Pipe Column. This invention was developed by Wang Jianjiao, Hou Jinglong, Liu Yuebao, Lan Chengyu, Li Gang, Chi Yunping, Yin Congping and Du Xiaoming.
The patent applicat..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Daqing Oilfield and PetroChina have submitted a patent application for Small-diameter Fracturing Pipe Column Suitable for Small-pocket Well. This invention was developed by Liu Chunyu, Feng Jing, Liu Chunhong, Chi Yunping, Du Xiaoming, Wang Jianjiao, Yin Congping and Liu Yuebao.
The patent application num..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Saudi Arabian Oil; Polytechnic Univ Of Valencia and El Consejo Superior de Investigaciones CientÃficas have submitted a patent application for Process and System for Converting Crude Oil to Petrochemical Products. This invention was developed by Corma Cano Avelino, Savonne Laurent Louis Andre, Al-bogami Saa..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have filed a patent application for Gas-liquid Mutual Conversion Compressed Carbon Dioxide Energy Storage System and Method for Utilizing Compression Heat of System. This invention was developed by Zhang Xiaohai, Chu Pan, Meng Zishuo, Yang Wei and ..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have filed a patent application for Battery Cooling Device and Battery Pack. This invention was developed by Song Jianding, Chu Pan, Linton, Zhang Xiaohai and Yang Wei.
The patent application number is CN202511701205 20251119. The patent publica..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Multi-well Interpretation Method and System for Multi-information Comprehensive Identification of Reservoir Stratum Type. This invention was developed by Zhao Kechao, Deng Shang, Wang Tieyi, G..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have applied Chinese patent for Breakdown Control Fracture-cavity Modeling Method Utilizing Geological Trend Factor Constraint. Li Hongyan, Cao Zicheng, Zhang Yongsheng, Han Jun, Gong Wei and Huang Cheng developed it.
The patent application number..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have sought patent for Method for Predicting Carbon Residue Value of Heavy Oil Hydrogenation Generated Oil. This invention was developed by Shi Rong, Dai Lishun, Nie Xinpeng, Ren Liang, Fang Qiang and Zhao Xinqiang.
The patent ap..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have filed a patent application for Instrument Fault Detection Method and Device, Electronic Equipment and Machine Readable Storage Medium. This invention was developed by Wang Hao, Xu Wei, Cao Deshun, Li Na, Dai Siyang, Guo ..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have applied Chinese patent for Old Well Potential Tapping Argumentation Method. Gao Wei, Cao Xiangni, Li Huaji, Xue Honggang, Weng Gaofu, Deng Shuanglin, Hou Yanghong, Chen Hang and Wu Ling developed it.
The patent application number is CN2024107..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have sought patent for Storage Medium as Well as COD (chemical Oxygen Demand) Monitoring Method, Device and Equipment for Coal Water Slurry Gasification Device. This invention was developed by Li Yanan, Liu Jingru, Hao Zhenyu..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- PetroChina and Petrochina Kunlun Gas Co Ltd have filed a patent application for Liquefied Gas Leakage Video Image Intelligent Monitoring Method Based on Knowledge Distillation. This invention was developed by Zhao Chunlei, He Yongli, Bai Yu, An Hongliang, Wang Xinyu, Qi Kai, Lv Shiqiao, Song Lin, Zhang Xuewe..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Daqing Oilfield and PetroChina have submitted a patent application for Method for Reproducing Auxiliary Anode Device from Waste Oil-water Well Casing. This invention was developed by Shao Shoubin, Li Xingguo, Li Dan, Pan Xu, Li Zuochun, Shi Haixiao and Zhu Siyuan.
The patent application number is CN202410..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China Petroleum & Chemical, Nanjing Iron and Steel and SINOPEC Guangzhou Engineering have submitted a patent application for Heat Treatment Process for Improving Impact Uniformity of Section of 800mpa-grade Quenched and Tempered Thick Steel Plate and Application. This invention was developed by Liu Tao, Yang..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received Sinopec Green Energy Geothermal Shaanxi Dev Co Ltd and Xi'an Jiaotong University patent application for Large Geothermal Heat Exchange Station Efficient Construction System and Method Based on Bim Technology. Liu Bin, Gao Xiaorong, Wang Pengtao, Liu Ji..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released Tangshan Jidong Petroleum Machinery and PetroChina patent application for Energy-saving Optimization Regulation and Control Method of Oil Field Zero-carbon-source Oil Extraction Equipment. This invention was developed by Zhang Zhenghui, Zhao Hui, Huo L..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has submitted a patent application for Multi-modal Geological Feature Fusion Method and System Based on Discrete Wavelet Transform and Clip-stable Diffusion Model. This invention was developed by Tang Mingming, Chen Wanxin and Fu Kang.
The patent application numbe..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Schlumberger Technology has submitted a patent application for Delay Time and Delay Time Distribution Monitoring. This invention was developed by Boutret Laurent, Dauphin Mark and Androvandi Stefano.
The patent application number is CN20248033810 20240523. The patent publication number is CN121175478 (A). I..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published Zhanjiang Branch of China National Offshore Oil patent application for Intelligent Double-glue Mixing Ratio Regulation and Control Method Based on Temperature-time Double-variant Modeling. The invention was developed by Lin Siyuan, Jian Cheng, Wang We..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Natural Gas Branch China Petroleum & Chemical Corp and China University of Petroleum, East China patent application for Prediction Method for Ortho-para Hydrogen Conversion Degree in Heat Exchanger Microchannel Based on Wall..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Northeast Petroleum University has applied Chinese patent for Bridge Damping Support. Lee Jeong-hwi, Li Xiaoli, Ji Jing, Yuan Chaoqing, Xue Jinghong and Zhang Shixian developed it.
The patent application number is CN202511633251 20251110. The patent publication number is CN121161715 (A). International Paten..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd patent application for Non-contact Sealing Design Method Based on Cooperative Reinforcement of Herringbone Grooves and Elliptical Micro Pits. The invention was developed by Guo Jian..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd patent application for Geological Structure Physical Simulation Experiment Optimization Scheme Selection Method. The invention was developed by Jiang Yanliang, Sun Wenjie, Wang Xi..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Bohai Drilling General Company Sinopec Shengli Petroleum Eng Co Ltd patent application for Project Budget Management System and Method, Computer Equipment and Medium. This invention wa..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Compressor Maintenance Method and Device Based on Knowledge Graph. This invention was developed by Yan Fengyuan, Su Huai, Ma Jie, Zuo Lili, Song Shangfei, Shi Bohui, Geng Jinliang, Liao Qi a..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published Sinopec Group, Sinopec Oilfield Service and Sinopec North China Petroleum Eng Co Ltd patent application for Method for Calculating Specific Energy of Drilling Machinery. The invention was developed by Li Mingzhong, Zhang Junyi, Dong Qiangwei, Li Dehon..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing patent application for Method for Predicting Sulfur Content of Oil Generated by Heavy Oil Hydrogenation. Shi Rong, Niu Chuanfeng, Deng Zhonghuo, Liu Tao, Shao Zhicai and Sun S..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Tianjin University has applied Chinese patent for Method for Measuring Space-time Distribution of Dispersed Bubbles and Oil Drop Speed of Oil-gas-water Slug Flow. Zhai Lusheng and Liu Junxi developed it.
The patent application number is CN202511235254 20250901. The patent publication number is CN121164674..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published Chevron USA patent application for Membrane Pre-concentration of Carbon Dioxide from Exhaust Gas Source. The invention was developed by Bhuwania Nitesh, Chien David, Jadhav Ramesh A and Huang Zubin.
The patent application number is CN20248030426 2024..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Method, Device and Equipment for Correcting Geochemical Logging Data. This invention was developed by Du Peng, Chen Dongxia, Xu Zhe, Wang Qiaochu, Yang Zijie, Chen Xi, Guo Yafei, Han Bo and ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Northeast Petroleum University has applied Chinese patent for Method for Characterizing Rock Water Vapor Adsorption Behavior. Fu Jiajun, Sun Mengdi, Wang Duo, Pan Zhejun and Wen Jianjiang developed it.
The patent application number is CN202511308651 20250915. The patent publication number is CN121164589 (A)..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Northwest Oil Field patent application for Method for Determining Crustal Stress Direction. The invention was developed by Xu Qinqi, Shang Kai and Wei Huadong.
The patent application number is CN202410772796 2..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Northwest Oil Field patent application for Resistivity Correction Method for Clastic Rock Reservoir. The invention was developed by Li Qingsong, Lin Xuemin and Xu Qinqi.
The patent application number is CN2024..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd patent application for Gas Sensing Device and Environment Monitoring System. This invention was developed by Wang Haozhi, Qiu Changkun, Li Qingrun, Jiang Huiyun, Zhu Li..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Chevron Oronite has submitted a patent application for Electric Automobile Oil. This invention was developed by Holbrook Terrence and Chase Kevin J.
The patent application number is CN20248034486 20240502. The patent publication number is CN121175399 (A). International Patent Classification codes are C10M16..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- IFP Energies nouvelles has sought patent for Process for Producing Middle Distillates and Naphtha from Feedstocks Comprising Paraffins and Olefin Pyrolysis Oil Fractions. This invention was developed by Sels Bert, Luessdon-genet Sylvie and Nguyen My T.
The patent application number is CN20248034683 20240516..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China University of Petroleum, Beijing has submitted a patent application for Rock Core Description Method, Device, Equipment and Medium. Dong Shaoqun, Bi Ruixiang, Wang Leting, Zhu Haoran, Yang Xu and Zeng Lianbo developed the invention.
The patent application number is CN202511275533 20250908. The patent ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has submitted a patent application for Method for Identifying Adjustment Structure of Extrusion Area. Cheng Zhen and Wu Kongyou developed the invention.
The patent application number is CN202511377831 20250925. The patent publication number is CN121165214 (A). Inter..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has submitted a patent application for Marine Geological Profile Rapid Imaging and Stratigraphic Structure Inversion System and Method. This invention was developed by Cheng Beitao and Wu Kongyou.
The patent application number is CN202511391931 20250926. The patent ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Method for Inverting Speed of Cementing Medium After Casing Based on Ultrasonic Lamb Wave. Chen Xuelian, Cheng Feng, Ma Ranran, Zhao Fangfang, Su Yuanda, Zhuang Chunxi, Li Shengqing and T..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Ground Stress Prediction Method and Device, Electronic Equipment and Storage Medium. Yin Xingyao, Liu Lin, Li Kun and Yang Yaming developed the invention.
The patent application number i..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has submitted a patent application for Fracture Transformation Capability Evaluation Method Based on Seismic Attribute Scale. This invention was developed by Pei Yangwen, Gu Ming'ao and Zhao Jingru.
The patent application number is CN202511694943 20251119. The paten..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- PetroChina has applied Chinese patent for Sample Multi-scale Fracture and Crease Prediction Method. Chen Kang, Wang Hao, Ran Qi, Liang Han, He Qinglin and Wen Long developed it.
The patent application number is CN202410775215 20240617. The patent publication number is CN121165161 (A). International Patent C..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has submitted a patent application for Intermittent Sampling and Forwarding Interference Resisting Method for Adaptive Distributed Radar. This invention was developed by Wei Song, Wei Shaopeng, Ji Naixuan and Ren Peng.
The patent application number is CN202511716652..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina patent application for Gas-liquid Mutual Conversion Compressed Carbon Dioxide Energy Storage System and Method for Utilizing Compression Heat of System. This invention was developed by Chu Pa..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina patent application for Gas-liquid Mutual Conversion Compressed Carbon Dioxide Energy Storage System and Method for Utilizing Compression Heat of System. This invention was developed by Chu Pa..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released Guilin University of Electronic Technology, Zhejiang CFMoto Power and Northeast Petroleum University patent application for Shape Memory Alloy Thermal Switch Structure and Manufacturing Method. This invention was developed by Chen Mengjun, Hu Shichuan,..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Series Coupling Type Vortex Enhanced Heat Transfer Tube and Cracking Furnace. Zhang Chunhua, Zhang Lijun, Wang Guoqing, Liu Junjie, Zhou Cong, Yang..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Vortex Enhanced Heat Transfer Tube and Cracking Furnace. The invention was developed by Zhang Chunhua, Wang Guoqing, Liu Junjie, Zhang Lijun, Zhou..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released PetroChina and Res Inst Safety & Env Tech Co Ltd China Nat Petroleum Corp patent application for High-pressure Natural Gas Wellhead Pressure Reduction and Pressure Energy and Cold Energy Comprehensive Recovery System. This invention was developed by Ni..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published Sinopec Oilfield Service, Southwest Petroleum Eng Co Ltd Sinopec and Sinopec Southwest Petroleum Engineering Co Ltd Drilling Engineering Inst patent application for Overflow Monitoring Device for Pressure-controlled Drilling. The invention was develop..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Downhole Tool Remote Control System and Method, Electronic Equipment and Storage Medium. Liu Ben, Ruan Chenliang, Wei Liao, Zhu Yujie and..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and Device for Selecting Fracturing Temporary Resistance Process. This invention was developed by Pan Linhua, Wang Haibo, Huang Zhiwen, Li Fengxi..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Device and Method for Simulating Borehole Wall Mechanical Stability Test in Hydrate Formation Drilling Process. Li Yang, Ke Ke, Wang Yi, ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released Sinopec Oilfield Service, Southwest Petroleum Eng Co Ltd Sinopec and Sinopec Southwest Petroleum Engineering Co Ltd Drilling Engineering Inst patent application for Device for Controlling Overflow of Shaft. This invention was developed by Luo Chaodong,..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received Shelfoil Petroleum Equipment & Services Co Ltd, China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Well Cementation Tool String for Remedying Production Layer of Myriameter Deep Well and C..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Well Drilling Method, Oil-based Drilling Fluid and Application Thereof. The invention was developed by Zhang Yubin, Wang Xianguang, Han ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published Shelfoil Petroleum Equipment & Services Co Ltd, China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Million-meter Deep Well Pipe Column Structure and Design and Construction Method Thereof..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China MCC20 Group Corporation and Tianjin MCC20 Construction Co patent application for Large-span Oil Tank Chamber Construction Method. Guo Huaxin, Xiu Ran and Bai Xiaodong developed the invention.
The patent application number is CN202511709978 202..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Baiyinhua Jinshan Power Generation Co Ltd has submitted a patent application for Auxiliary Device for Construction of Liquid Ammonia Storage Area. Liu Yang, Yang Junfeng, Wan Pengfei, Li Zhe, Wang Zuomin, Wang Cong, Du Mingyuan, Wang Zhicheng, Wang Qi, Guo Song, Song Xin, Leng Meng and Gao Chongbo developed ..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- Shaanxi Yanchang Petroleum Group has submitted a patent application for Method for Calculating Collapse Pressure by Considering Well Wall Collapse Width and Hydration. This invention was developed by Wang Bo, Hayashi Susumu, Wu Jinqiao, Liu Gang, Ma Tong, Ma Zhenfeng, Yang Xianlun and Zhao Zhengyang.
The ..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Huaibei Mining has submitted a patent application for Drainage Device Based on Gas Drainage. This invention was developed by Li Wenjun, Ma Tengyue, Wang Huaqiang, Wang Xiaofang, Ouyang Yanlei, Han Weizhong and Chen Bin.
The patent application number is CN202511393311 20250927. The patent publication numbe..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published China University of Petroleum, Beijing patent application for Oil and Gas Pipe Network Industrial Control System Network Attack Cross-domain Causal Diagnosis Method, Device, Equipment and Medium. The invention was developed by Wang Jinjiang, Song Weih..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Method for Analyzing Mechanical Characteristics of Spiral Laminar Flow of Power Law Fluid in Eccentric Annulus of Shaft. Song Xuncheng, Liu Yongwang, Xu Yuqiang and Shi Yucai developed th..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has applied Chinese patent for Ultra-deep Water Narrow Window Pressure Control Drilling Hydraulic Parameter Design Method. Chen Haodong, Huang Yi, He Lian, Ma Chuanhua, Li Hao, Sun Baojiang, Gao Yonghai, Wang Xuerui, Wang Zhiyuan, Sun Xiaohui, Wang Jiawei, Lu Di, Su ..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- PetroChina has submitted a patent application for Method for Evaluating Productivity of Carbonate Gas Well Based on Pressure Recovery Well Testing. This invention was developed by Cai Junjun, Liu Wei, Wang Bei, Li Yueyang, Ma Yang and Zhou Fangfang.
The patent application number is CN202410783468 20240618. ..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China University of Petroleum, East China has submitted a patent application for Cross-difference-driven Double-flow Contrast Multi-view Mammary X-ray Image Classification Method. This invention was developed by Liu Weifeng, Tian Ruijia, Liu Baodi and Kang Moon Jong.
The patent application number is CN20251..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China University of Petroleum, Beijing has applied Chinese patent for Visual Characterization Method, Device and Equipment for Deformation Rule of Rock Microstructure. Wang Daigang, Sun Jingjing, Ding Chao, Qin Dapeng, Yu Chenglin, Xia Jing, Yang Hongbin, Li Cong, Jiao Yuwei, Feng Jiansong, Li Jing and Ma Yu..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- China University of Petroleum, Beijing has submitted a patent application for Fracturing Pump Injection Program Generation Method, Fracturing Pump Injection Control Method, Fracturing Pump Injection Device and Fracturing Pump Injection Equipment. This invention was developed by Xu Maoya, Tian Shouceng, Pu Ji..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released PetroChina patent application for Sea-land Transition Phase Water Tank Material Source Quantitative Adjustment Method and Device. This invention was developed by Chen Yefei, Zhao Lun, Xu Anzhu, Liu Yunyang, Mo Wuling and Jiang Ren.
The patent applicat..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Experimental Device and Method for Flow-adjusting Water-controlling Sieve Tube Horizontal Well. This invention was developed by Hou Jian, Wang Xi, Liu Yongge, Du Qingjun, Zhou Kang, Weber..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released PetroChina patent application for Three-dimensional Tide Control Deposition Water Tank Experiment Device and Sequence Cycle Measurement and Control Method. This invention was developed by Chen Yefei, Zhao Lun, Liu Yunyang, Mo Wuling, Xu Anzhu and Jiang..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published PetroChina patent application for Method for Calculating Bottom Hole Pressure of Deep Sulfur-containing Gas Well. The invention was developed by Cai Junjun, Liu Wei, Zhang Fei, Xu Rui, Mao Zhenglin and Hu Yi.
The patent application number is CN202410..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- Zhanjiang Branch of China National Offshore Oil has submitted a patent application for Storage Type Oil and Gas Well Testing Supporting Cylinder. Jiang Hongfeng, Dong Qilu, Hu Ke, Zhang Tao, Sun Fatao and Ren Wei developed the invention.
The patent application number is CN202511694752 20251118. The patent p..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released Sinopec Group and Sinopec Shengli Petroleum Administration patent application for Camera Self-correction Method Applied to Inspection Equipment. This invention was developed by Liu Xijun, Fu Hao, Wu Fuhua, Gao Peizhong, Li Zhenchao, Ji Yunxia, Huang Xi..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has released Southwest Petroleum University patent application for Task Scheduling Method and System for Distributed Optical Fiber Sound Wave Sensing System. This invention was developed by Tan Leting, Wang Kun, Xu Lin, Xie Jifeng, Liu Min and Liao Daixi.
The pa..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has published Southwest Petroleum University patent application for Method for Identifying Amorphous Proppant-fiber Cluster Units in Slits and Characterizing Size Distribution of Amorphous Proppant-fiber Cluster Units in Slits. The invention was developed by Zhou H..
Oil & Gas
| Thu 30 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received PetroChina patent application for Oil Transportation Quantity Determination Method and Device, Electronic Equipment and Storage Medium. Deng Zhongxian, Jin Lu, Yang Qingling, Cheng Yunlong, Yang Xianzhi, Zhou Liguo, He Jinbao, Fu Chongqing, Jing Hongwe..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 29 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have filed a patent application for Feeding Method and System Related to Hydrogen Peroxide Oxidation Process. This invention was developed by Zhang Changsheng, Jiang Jie, Tang Wenhong, Wen Song, Zhao Jinchong and Lu Fangxu.
..
Oil & Gas
| Wed 29 Apr 2026
Beijing, April 29 -- China Petroleum & Chemical and Sinopec Catalyst have applied Chinese patent for Enamel Stirring Kettle and Stirring Method for Enamel Stirring Kettle. Yan Junjie, Chen Xiaoxin, Chen Zhen, Gao Ke, Li Hongyang and Sun Qingqing developed it.
The patent application number is CN202410795211 20240619. The paten..
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